What was found
DURING A MAINTENANCE VISIT FOUND A CRACK, LEFT WING, O/B FLAP LOWER SURFACE SKIN BULGED AND 2 CRACK 3 BELOW L/E, JUST UNDER CENTER HINGE. DAMAGE EXCEEDED LIMITS IAW DC-8 SRM. REMOVED DAMAGED, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED DOUBLER IAW FAA APPROVED TENNESSEE TECH SERVICES DER ENGINEERING SKETCH NR EO-99-085 WITH APPROVED 8110-3, DATED MAY 21, 1999.